{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T01:13:18.353934+00:00","duration_seconds":1.47145,"id":1412020,"input_summary":"chars=1014 node=683211","metadata":{"llm_candidates":[{"callsign":"W4GTA","confidence":0.78},{"callsign":"W4EDP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W4GTA,W4EDP","recording_id":146113,"started_at":"2026-07-06T01:13:16.882484+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":144340}